Arrow Fastener T75 Wire and Cable Gun, Fits up to 1/2-Inch Wires All steel construction, chrome finish Designed for a wide range of wire and cable fastening applications Ideally suited for fastening inside wiring cable up to 26-pair and Romex cable up to 12-3 Driving blade halts staple at safe height to prevent cutting into wire or cable covering Uses 9/16", 5/8", and 7/8" staples Made in the USA